Half the number of nX5 0..3 arrays with each element equal to either the maximum or the minimum of its horizontal and vertical neighbors.
A183580
Half the number of nX5 0..3 arrays with each element equal to either the maximum or the minimum of its horizontal and vertical neighbors.
Terms
- a(0) =14a(1) =2216a(2) =110674a(3) =5987795a(4) =320224986a(5) =17195908538a(6) =922710498351
External references
- oeis: A183580